# Is #f(x)=3x^-2 -3# a function?

##### 1 Answer

Mar 7, 2018

We can rewrite

In this case, each value for

So,

However, it can be made a function by applying limits or ranges of

Mar 7, 2018

We can rewrite

In this case, each value for

So,

However, it can be made a function by applying limits or ranges of